\begin{tabular}{l cc cc}
\toprule
                    &         (1)   &         (2)   \\
 & \multicolumn{1}{c}{\begin{tabular}{c} Total \\ fertilizer \\ expenditure \\ (USD) \end{tabular}} & \multicolumn{1}{c}{\begin{tabular}{c} Total \\ purchased \\ amount \\ (KG) \end{tabular}} \\
\midrule
MWK200 per km ($\beta_1$)&        0.43   &        0.77   \\
                    &      (0.58)   &      (1.07)   \\
MWK400 per km ($\beta_2$)&        0.74*  &        1.41*  \\
                    &      (0.42)   &      (0.83)   \\
MWK600 per km ($\beta_2$)&        0.09   &        0.13   \\
                    &      (0.53)   &      (1.02)   \\
Cash ($\gamma$)     &        1.92** &        3.42** \\
                    &      (0.79)   &      (1.44)   \\
Cash $\times$ MWK200 ($\delta_1$)&        0.88   &        1.56   \\
                    &      (1.31)   &      (2.37)   \\
Cash $\times$ MWK400 ($\delta_2$)&        2.58*  &        5.87*  \\
                    &      (1.35)   &      (3.24)   \\
Cash $\times$ MWK600 ($\delta_3$)&        2.11   &        3.75   \\
                    &      (1.93)   &      (3.45)   \\
\\
\emph{p}-values: \\ \quad $\beta_1=\delta_1$&       0.784   &       0.791   \\
\quad $\beta_2=\delta_2$&       0.212   &       0.178   \\
\quad $\beta_3=\delta_3$&       0.346   &       0.353   \\
Flat MWK100: Mean   &        0.23   &        0.43   \\
Observations        &         929   &         929   \\
\bottomrule
\end{tabular}
